zero_copy_flow_ctrl.hpp

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//
// Copyright 2017 Ettus Research
// Copyright 2018 Ettus Research, a National Instruments Company
//
// SPDX-License-Identifier: GPL-3.0-or-later
//

#ifndef INCLUDED_ZERO_COPY_FLOW_CTRL_HPP
#define INCLUDED_ZERO_COPY_FLOW_CTRL_HPP

#include <uhd/config.hpp>
#include <uhd/transport/zero_copy.hpp>
#include <boost/function.hpp>
#include <boost/shared_ptr.hpp>

namespace uhd { namespace transport {

typedef boost::function<bool(managed_buffer::sptr buff)> flow_ctrl_func;

class UHD_API zero_copy_flow_ctrl : public virtual zero_copy_if
{
public:
    typedef boost::shared_ptr<zero_copy_flow_ctrl> sptr;

    static sptr make(zero_copy_if::sptr transport,
        flow_ctrl_func send_flow_ctrl,
        flow_ctrl_func recv_flow_ctrl);
};

}} // namespace uhd::transport

#endif /* INCLUDED_ZERO_COPY_FLOW_CTRL_HPP */